Computer Sciences Practice Test 3




Computer Science Practice Tests Overview

Computer Science Practice Tests are an essential part of preparation for NUST, FAST, UET, ECAT, NTS, and FSC board exams. They focus on important topics such as programming, data structures, algorithms, databases, and computer fundamentals. Regular practice helps students strengthen technical knowledge, develop problem-solving skills, and build confidence in solving exam-style questions.

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Computer Practice Test 3

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17. The of for loop executed only once in the first iteration

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4. loop structures are available in C language:

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16. Modern computer can perform calculations or process at high speed

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11. A functional dependency between two or more non-key attributes in a relation is called

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13. Integrity is concerned with the (

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4. In 3NF, a non-key attribute must not depend on a(n)

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6. Referential integrity is applied on

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18. If the value of a non-key attribute can be obtained simply by knowing the values of another non-key attribute, the relation is not in: (

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4. When the result of the computation of two very small numbers is too small to be represented, this phenomenon is called:

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17. The logical not (!) operator is denoted as:

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15. In C, the maximum length of variable name is:

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18. a b is equivalent to

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. A quantity whose value may change during execution of program is called:

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9. Software that is used to detect and remove the viruses from the computer is called:

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1. A virus program usually hidden in:

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8. Format C is an example of virus:

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2. A virus is just a:

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19. What is the most common computer crime of these listed below?

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4. Viruses are transferred from one computer to another due to:

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16. A secret word or number to be typed by a keyboard before an activity can take place are called:

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13. What will be the output of printf(“%d”,’a’);

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1. The function getch() is defined in:

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5. is not used in control or format string in a prindo function:

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14. format specifiers is used for integer type data:

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3. function is used to display output on screen:

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17. Windows explorer is used to

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An Operating System is a

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10. What type of operating system MS-DOS is?

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8. represents an object:

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18. Which of the following database model has the shape like and organizational chart?

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6. A collection of raw facts and figures is called:

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19. In a college, organizing the record of Science and Arts students into two groups, this activity is referred to as

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15. A set of related records that represent a unit of data is called

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16. A set of related files that represent a unit of data is called

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15. is not used for making two-way decision:

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18. Which operator in C language is called ternary operator?

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1. Which of the following is not a decision making statement

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11. selection structures is the simplest form of decision making structure:

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5. is component of data communication:

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8. The is the physical path over which a message travels:

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Microwave transmission, coaxial cables and fiber optic are examples of:

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2. The rule that a record from a table cannot be deleted if its associated record exists in a related table is called rule

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3. The fundamental concept of relational database is:

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15. The relationship between countries and their capitals is an example of relationships.

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10. The number of records (or row) in a table or relation is called:

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8. Which of the following buttons of Find and Replace dialog box is clicked to start he search process?

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A table is also known as: (

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7. A tuple in a table is also known as

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19. serves as a bridge between end users and database administrator:

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9. The rows of a table or relation are known as:

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11. is used to create data view

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1. Insert command is used to insert.

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18. Which of the following is responsible for designing the database system.

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20. is responsible for designing, coordinating and monitoring the database system: (

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12. In a table each row represents

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3. is the most popular and powerful DBMS:

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19. If the custom format is 00000 then the number 420 will be displayed as:

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16. Which of the following is an absolute address?

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6. A collection of related worksheets is called:

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3. The intersection of a row and column form a:

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20. Which one is not a network topology?

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10. Which network model consists of many clients and one or more central computers?

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17. Which one is an example of De-Facto standard?

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22. All nodes are connected to a single cable in a:

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4. A set of instruction given to the computer is called:

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6. The programming languages that are close to human language are called:

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7. is not a high level language:

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C is a:

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19. The instructions written in machine language are in the form of:

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12. A program written in language runs directly on the computer.

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16. In file handling sequence of characters refers to

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3. On successfully closing a file , the fclose( ) returns:

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14. The actual body of the function is defined in:

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5. The functions that are defined by programmer are called:

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17. In a C program two functions can have:

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12. Formal arguments are also called

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0. Which of the following looks for the prototype of functions used in a program:

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1. A form that contains the sub form is called

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8. Which of the following is used to retrieve data from one or more tables of database and to present it to the user in a formatted way.

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5. Forms are designed for:

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14. The different design elements placed on form are called

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9. Tables are the 1 of our database in Microsoft Access

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15. An inkjet printer is an example of a(n):

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16. CPU is also referred to as:

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For the input of image data:

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Another word for pointer:

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An electronic device that accepts, processes data and products information is called: (a) Input device (b) Computer (c) Output devices (d) Operating system

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Collection of raw facts and figures is called:

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6. Database development process involve mapping of conceptual data model into

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4. In activities, the possible inputs for the database are collected:

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I I. In hybrid distribution which kind of fragments are stored at only one site

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19. represents entity:

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5. Which component of a computer decodes and executes program consuvetions?

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14. Which component of computer is responsible for comparison of two numbers?

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12. Which is a storage device?

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20. A group of sentences is called: (

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2. is most commonly used word processing package:

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19. Font size is measure in:

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18. A common font size used in business documents is:

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8. In MS Word, the data that is being copied or moved is

Your score is

The average score is 70%

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Importance of Practicing Computer Science Tests

Regular practice of Computer Science tests improves logical reasoning, analytical skills, and coding abilities. Topic-wise and full-length tests allow students to identify weak areas, revise key concepts, and minimize errors. Timed practice also helps students manage exam pressure and complete questions efficiently during exams.

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